# SDR UALA2012051802813

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 17, 2012
- Submitted: July 26, 2012
- Operation: Air carrier
- Aircraft: N561UA
- Make and model: Boeing 757222
- Aircraft serial: 26661
- Aircraft time: 65,050 hours, 23,903 cycles
- Engine: Pwa PW2037
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Regulator
- Condition: Leaking
- Location: Oxygen System
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012051802813

## Discrepancy

F/D CREW O2 LEAK, FLIGHT DIVERTED.  CREW REPORTED O2 LEAKING DOWN TO 410 PSI FROM 1250 PSI IN 3 HRS FLT TIME.  REPLACED PRESSURE REGULATOR, O2 HOLDS STEADY.

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